package com.adee.netty.groupchat;

import io.netty.channel.ChannelHandlerContext;
import io.netty.channel.ChannelInboundHandlerAdapter;
import io.netty.handler.timeout.IdleStateEvent;

public class GroupChatServerHeartBeatHandler extends ChannelInboundHandlerAdapter {
    @Override
    public void userEventTriggered(ChannelHandlerContext ctx, Object evt) throws Exception {
        if(evt instanceof IdleStateEvent ) {
            IdleStateEvent event = (IdleStateEvent)evt;
            String eventType = null;
            switch (event.state()) {
                case READER_IDLE:
                    eventType = "读空闲";
//                    ctx.channel().close(); // 关闭连接
                    System.out.println("客户端空闲超时：10s");
                    break;
                case WRITER_IDLE:
                    eventType = "写空闲";
                    break;
                case ALL_IDLE:
                    eventType = "读写空闲";
                    break;
            }
            //System.out.println(ctx.channel().remoteAddress() + "--超时时间--" + eventType);
        }
    }
}
